UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ag7Z/91mw5IIOenn9adjbTkNoHSQMx2x/VC7PYuv8fM=' 
WHERE 
  key_id = 'ec81a55ffa8b97753f3ad44f10bdca5638a8323d19f495d669756af55c72c449' 
  AND (
    token = 'Ag7Z/91mw5IIOenn9adjbTkNoHSQMx2x/VC7PYuv8fM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )